Mean, Median, Range, Mode, Q1, Q3, and Iqr

is the median (middle) of the upper half of the data values.

• True

• False

What is the IQR of the following data set:

4, 5, 6, 8, 9, 10, 11

• 5

• 7

• 6

• There is not enough information

First step to finding the median is to order the numbers from least to greatest?

• True

• False

Find the Mean Absolute Deviation: 10, 9, 3, 8, 10. The Mean is 8

• 5

• 2

• 3

• 1

Find the Mean Absolute Deviation: 5, 11, 2, 7, 16.

The Mean is 8.2

• 1.2

• 3.2

• 4.2

• 2.8

What is the first step when calculating the Mean Absolute Deviation?

• Find the Mean of the data

• Find the Absolute Values of the data

• Subtract each data value from the mean

• Find the Mean of your Absolute value set

Find the range of the data.

63, 71, 65, 66, 87, 53

• 32

• 33

• 34

• 35

Calculate the range of the following 2, 5, 8, 3, 13, 5

• 11

• 13

• 5

• 8

What is the median?

• The end of a sentence

• The middle of the road

• The middle of the set of numbers

• My lunch

The range is found by _________________ .

• adding the quartiles

• subtracting the quartiles

• subtracting the maximum value minus the minimum value

• the golf course